The answer to both questions is ‘Yes. You can submerge the filter, hide it under the gravel, place it beneath the tank, and hang it on the exterior walls. Obviously, you cannot do all this with a single filter. The position will vary depending on the type of filter: 1. Air-Powered Filters. 0 0 0. Wet dry filters are still used quite a bit in freshwater.not so much in saltwater only because the bioballs do not have the ability to turn nitrates into nitrate gas like good quality live rock can/does. The nitrate builds up unless you keep up with sufficient water changes. As long as you rinse them in saltwater every once in a while 8) less blow off of CO2 as, by definition, the canister is a closed system and a sump is an expansion of the square footage of surface. 9) as a closed system there is no possibility of flooding short of poor, unsecured connections in pipe and hose. I have had at least a half dozen floods from sumps over the decades. The new aquarium (also freshwater) will be much larger in the 150-265 gallon range. I have been weighing the pros/cons of wet/dry sump vs canister and I have to say that dual canister filters is winning. The canister filters are totally silent (unlike sump systems I've used in the past) and they are very easy to maintain. Vay Tiền Online Chuyển Khoản Ngay.

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